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Portugieser Perpetual Calendar 44
IW503701
IWC Schaffhausen’s perpetual calendar was originally developed during the 1980s by former head-watchmaker Kurt Klaus. In 2003, the legendary complication was presented in the Portugieser collection for the first time. Since then, the Portugieser Perpetual Calendar has been a major pillar of the collection.
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Portugieser Perpetual Calendar 44
IW503701
Out of stock
CHF48'000
VAT included
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Features
Overview
Reference : IW503701
Dial Color : Silver plated
Case : 18 ct Armor Gold®
Strap : Dark brown alligator leather strap by Santoni View all compatible straps
Diameter : 44.4 mm
Movement : Automatic, self-winding, IWC-manufactured movement
Features
Small hacking seconds
Pellaton automatic winding
Power reserve display
7 days power reserve
Perpetual calendar with displays for the date, day, month, year in four digits and perpetual moon phase
Rotor in 18-carat 5N gold
Double box-glass sapphire crystals, antireflective coating on both sides
Case
Strap width : 22 mm
Buckle width : 18 mm
Case : 18 ct Armor Gold®
Diameter : 44.4 mm
Height : 15 mm
Water Resistance : 5 Bar
Back case : With synthetic sapphire crystal
Movement
Caliber : 52616
Movement type : Automatic, self-winding
IWC-manufactured movement : Yes
Power Reserve : 168 hours
Frequency : 28800 Vph (4 Hz)
Components : 385
Jewels : 54
Selection
3 physical stores in Switzerland
6-generation watchmaking family
Official agent with international guarantee.
